February 11, 2019

Last year (2018) we were informed by the Valles Caldera National Preserve (VCNP) that our existing race route was not in compliance with the VCNP’s environment and cultural impact assessment. We were told that a new assessment would need to be done before we could run...

April 30, 2018

You have questions, we've got answers! The JMTR 2018 Runners Manual has all the information you need to know to plan and execute your perfect race this year. Get the manual  and the course maps/profiles now and get stoked! 

April 26, 2018

This message is to update you on the 50 mile course.  The current forest conditions along with the ongoing draught has forced us to make some additional modifications to the 50 mile course.  The Los Alamos area has had an extremely dry winter with almost no snow....

April 26, 2018

This message is to update you on potential changes to the 50 km course.  The current forest conditions along with the ongoing draught has forced us to make contingency plans for the 50 km course in the event that fire restrictions force the closure of the National Fore...

November 9, 2017

As we gear up for the 2018 JMTR races registration opening December 16th, we've launched a new website: www.jemezmountaintrailruns.org. The old school site served us well for many years (and had a certain nostalgia about it) but it was time for a more modern look and t...

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JMTR 2020 Course Update – January 22, 2020

January 23, 2020

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